<template>
  <div class="login">
    <el-form ref="loginRef" :model="loginForm" :rules="loginRules" class="login-form">
      <h3 class="title">SummerWeb-小程序登录</h3>
      <el-form-item prop="username">
        <el-input
            v-model="loginForm.username"
            type="text"
            size="large"
            auto-complete="off"
            placeholder="账号"
        >
          <template #prefix>
            <svg-icon icon-class="user" class="el-input__icon input-icon"/>
          </template>
        </el-input>
      </el-form-item>
      <el-form-item prop="password">
        <el-input
            v-model="loginForm.password"
            type="password"
            size="large"
            auto-complete="off"
            placeholder="密码"
            @keyup.enter="handleLogin"
        >
          <template #prefix>
            <svg-icon icon-class="password" class="el-input__icon input-icon"/>
          </template>
        </el-input>
      </el-form-item>
      <el-form-item>
        <div class="register">
          <el-checkbox v-model="loginForm.rememberMe">记住密码</el-checkbox>
          <div style="float: right;" v-if="register">
            <router-link class="link-type" :to="'/register'">立即注册</router-link>
          </div>
        </div>
      </el-form-item>
      <el-form-item style="width:100%;">
        <el-button
            :loading="loading"
            size="large"
            type="primary"
            style="width:100%;"
            @click.prevent="handleLogin"
        >
          <span v-if="!loading">登 录</span>
          <span v-else>登 录 中...</span>
        </el-button>
      </el-form-item>
      <el-form-item
          style="width:100%;display: flex;align-items: center;justify-content: center">
        <div style="float: right;" v-if="register">
          <el-button class="link-type" @click="back"><返回</el-button>
        </div>
      </el-form-item>
    </el-form>
    <!--  底部  -->
    <div class="el-login-footer">
      <span>Copyright © 2024 summerWeb.</span>
    </div>
  </div>
</template>

<script setup>
import Cookies from "js-cookie";
import {encrypt, decrypt} from "@/utils/jsencrypt";
import useUserStore from '@/store/modules/user'
import {useRoute, useRouter} from "vue-router";


const userStore = useUserStore()
const route = useRoute();
const router = useRouter();
const {proxy} = getCurrentInstance();

const back =()=>{
  router.back()
}

const loginForm = ref({
  username: "admin",
  password: "admin123",
  rememberMe: false,
  code: "",
  uuid: ""
});

const loginRules = {
  username: [{required: true, trigger: "blur", message: "请输入您的账号"}],
  password: [{required: true, trigger: "blur", message: "请输入您的密码"}],
  code: [{required: true, trigger: "change", message: "请输入验证码"}]
};

const codeUrl = ref("");
const loading = ref(false);
// 验证码开关
const captchaEnabled = ref(true);
// 注册开关
const register = ref(true);
const redirect = ref(undefined);

watch(route, (newRoute) => {
  redirect.value = newRoute.query && newRoute.query.redirect;
}, {immediate: true});

function handleLogin() {
  proxy.$refs.loginRef.validate(valid => {
    if (valid) {
      loading.value = true;
      // 勾选了需要记住密码设置在 cookie 中设置记住用户名和密码
      if (loginForm.value.rememberMe) {
        Cookies.set("username", loginForm.value.username, {expires: 30});
        Cookies.set("password", encrypt(loginForm.value.password), {expires: 30});
        Cookies.set("rememberMe", loginForm.value.rememberMe, {expires: 30});
      } else {
        // 否则移除
        Cookies.remove("username");
        Cookies.remove("password");
        Cookies.remove("rememberMe");
      }
      // 调用action的登录方法
      userStore.login(loginForm.value).then(() => {
        const query = route.query;
        const otherQueryParams = Object.keys(query).reduce((acc, cur) => {
          if (cur !== "redirect") {
            acc[cur] = query[cur];
          }
          return acc;
        }, {});
        router.push({path: redirect.value || "/", query: otherQueryParams});
      }).catch(() => {
        loading.value = false;
        // 重新获取验证码
        if (captchaEnabled.value) {
          getCode();
        }
      });
    }
  });
}

function getCookie() {
  const username = Cookies.get("username");
  const password = Cookies.get("password");
  const rememberMe = Cookies.get("rememberMe");
  loginForm.value = {
    username: username === undefined ? loginForm.value.username : username,
    password: password === undefined ? loginForm.value.password : decrypt(password),
    rememberMe: rememberMe === undefined ? false : Boolean(rememberMe)
  };
}


getCookie();
</script>

<style lang='scss' scoped>
.any-register{
  display: flex;
  align-items: center;
  justify-content: end;
  width: 98%;
}
.phoneLogin {
  height: 35px;
  width: 35px;
  background: url("@/assets/icons/newSvg/phoneLogin.svg") no-repeat center / 35px auto;;
}

.miniApp {
  height: 30px;
  width: 30px;
  background: url("@/assets/icons/newSvg/miniApp.svg") no-repeat center / 30px auto;;
}

.register {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 98%;
}

.el-button {
  border-radius: 20px;
}

.login {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100%;
  background-image: url("@/assets/images/login-background.png");
  background-size: cover;
}

.title {
  margin: 0px auto 30px auto;
  font-size: 25px;
  text-align: center;
  color: #707070;
}

.login-form {
  display: flex;
  flex-direction: column;
  justify-content: center;
  height: 40%;
  border-radius: 6px;
  background: #ffffff;
  width: 450px;
  padding: 25px 25px 5px 25px;

  .el-input {
    font-size: 18px;
    height: 40px;

    input {
      height: 40px;
    }
  }

  .input-icon {
    height: 39px;
    width: 14px;
    margin-left: 0px;
  }
}

.login-tip {
  font-size: 13px;
  text-align: center;
  color: #bfbfbf;
}

.login-code {
  width: 33%;
  height: 40px;
  float: right;

  img {
    cursor: pointer;
    vertical-align: middle;
  }
}

.el-login-footer {
  height: 40px;
  line-height: 40px;
  position: fixed;
  bottom: 0;
  width: 100%;
  text-align: center;
  color: #fff;
  font-family: Arial;
  font-size: 12px;
  letter-spacing: 1px;
}

.login-code-img {
  height: 40px;
  padding-left: 12px;
}
</style>
